Finding the Fourth Proportional to 445,176.05, 614,373.08 and 251,516.59
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Solution
The fourth proportional to 445,176.05, 614,373.08 and 251,516.59 is: 347,109.92
Step by Step Solution
- Step 1: Write the proportion equation
445,176.05 : 614,373.08 = 251,516.59 : x - Step 2: Convert to fraction form
445,176.05/614,373.08 = 251,516.59/x - Step 3: Cross multiply
445,176.05x = 614,373.08 × 251,516.59 - Step 4: Simplify right side
445,176.05x = 154,525,019,275.88 - Step 5: Solve for x
x = 154,525,019,275.88/445,176.05 - Step 6: Final answer
x = 347,109.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.